v3.21.2

DISPOSITION AND IMPAIRMENTS Table (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Property, plant and equipment, net of accumulated depreciation and impairment loss	$ 247,881
Other long-term assets, net	1,875
Assets held for sale	249,756	$ 0
Current portion of finance lease obligation	78
Accrued liabilities	2,456
Long-term debt, less current portion (finance lease obligation)	150
Other long-term liabilities	1,102
Liabilities held for sale	$ 3,786	$ 0

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